Centralized Core Laboratory:Chemistry
Green top (lithium heparin) tube
Daily, 24 hours; STAT
Oxidation Reduction Methanol
Do not use alcohol or chlorhexadine wipes to prepare venipuncture site. Soap and water or betadine may be used. Deliver specimen to lab immediately. Levels obtained are for medical use only; not intended for legal use.
50-100 mg/dL: Impairment
>100 mg/dL: Depression of CNS
>400 mg/dL: Fatalities reported